239496320

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{1091}}^1$

素因数の和:1131

約数の個数: 128

約数和(自身を含む): 668304000

約数和(自身を除く): 428807680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1091, 1120, 1372, 1568, 1715, 1960, 2182, 2240, 2744, 3136, 3430, 3920, 4364, 4480, 5455, 5488, 6272, 6860, 7637, 7840, 8728, 10910, 10976, 13720, 15274, 15680, 17456, 21820, 21952, 27440, 30548, 31360, 34912, 38185, 43640, 43904, 53459, 54880, 61096, 69824, 76370, 87280, 106918, 109760, 122192, 139648, 152740, 174560, 213836, 219520, 244384, 267295, 305480, 349120, 374213, 427672, 488768, 534590, 610960, 698240, 748426, 855344, 977536, 1069180, 1221920, 1496852, 1710688, 1871065, 2138360, 2443840, 2993704, 3421376, 3742130, 4276720, 4887680, 5987408, 6842752, 7484260, 8553440, 11974816, 14968520, 17106880, 23949632, 29937040, 34213760, 47899264, 59874080, 119748160, 239496320]

約数ペア:

[(1, 239496320), (2, 119748160), (4, 59874080), (5, 47899264), (7, 34213760), (8, 29937040), (10, 23949632), (14, 17106880), (16, 14968520), (20, 11974816), (28, 8553440), (32, 7484260), (35, 6842752), (40, 5987408), (49, 4887680), (56, 4276720), (64, 3742130), (70, 3421376), (80, 2993704), (98, 2443840), (112, 2138360), (128, 1871065), (140, 1710688), (160, 1496852), (196, 1221920), (224, 1069180), (245, 977536), (280, 855344), (320, 748426), (343, 698240), (392, 610960), (448, 534590), (490, 488768), (560, 427672), (640, 374213), (686, 349120), (784, 305480), (896, 267295), (980, 244384), (1091, 219520), (1120, 213836), (1372, 174560), (1568, 152740), (1715, 139648), (1960, 122192), (2182, 109760), (2240, 106918), (2744, 87280), (3136, 76370), (3430, 69824), (3920, 61096), (4364, 54880), (4480, 53459), (5455, 43904), (5488, 43640), (6272, 38185), (6860, 34912), (7637, 31360), (7840, 30548), (8728, 27440), (10910, 21952), (10976, 21820), (13720, 17456), (15274, 15680)]